TY  - BOOK
AU  - Prescott, J.R.V.
TI  - The geography of frontiers and boundaries
T2  - University library of geography
SN  - MBS13072
U1  - 341.42 
PY  - 1965///
CY  - Chicago
PB  - Aldine Pub
KW  - Boundaires.---
ER  -